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2ba6d25aa9
This reverts commit 57781dc0bc.
The rename, although in line with what we did in the engine, caused problems with RTD we need to fix (or push for a fix) first.
299 lines
11 KiB
ReStructuredText
299 lines
11 KiB
ReStructuredText
:github_url: hide
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.. _class_AudioEffectDelay:
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AudioEffectDelay
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================
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**继承：** :ref:`AudioEffect<class_AudioEffect>` **<** :ref:`Resource<class_Resource>` **<** :ref:`RefCounted<class_RefCounted>` **<** :ref:`Object<class_Object>`
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为音频总线添加延迟音频效果。在一段时间后回放输入信号。
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两个节拍延迟和反馈选项。
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.. rst-class:: classref-introduction-group
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描述
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----
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在一段时间后回放输入信号。延迟的信号可以多次回放，以产生重复、衰减的回声。延迟效果的范围是从微弱回声效果到明显的以前声音和新声音的混合。
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.. rst-class:: classref-introduction-group
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教程
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----
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- :doc:`音频总线 <../tutorials/audio/audio_buses>`
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.. rst-class:: classref-reftable-group
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属性
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----
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.. table::
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:widths: auto
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+---------------------------+-----------------------------------------------------------------------------+-------------+
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| :ref:`float<class_float>` | :ref:`dry<class_AudioEffectDelay_property_dry>` | ``1.0`` |
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+---------------------------+-----------------------------------------------------------------------------+-------------+
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| :ref:`bool<class_bool>` | :ref:`feedback_active<class_AudioEffectDelay_property_feedback_active>` | ``false`` |
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+---------------------------+-----------------------------------------------------------------------------+-------------+
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| :ref:`float<class_float>` | :ref:`feedback_delay_ms<class_AudioEffectDelay_property_feedback_delay_ms>` | ``340.0`` |
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+---------------------------+-----------------------------------------------------------------------------+-------------+
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| :ref:`float<class_float>` | :ref:`feedback_level_db<class_AudioEffectDelay_property_feedback_level_db>` | ``-6.0`` |
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+---------------------------+-----------------------------------------------------------------------------+-------------+
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| :ref:`float<class_float>` | :ref:`feedback_lowpass<class_AudioEffectDelay_property_feedback_lowpass>` | ``16000.0`` |
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+---------------------------+-----------------------------------------------------------------------------+-------------+
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| :ref:`bool<class_bool>` | :ref:`tap1_active<class_AudioEffectDelay_property_tap1_active>` | ``true`` |
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+---------------------------+-----------------------------------------------------------------------------+-------------+
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| :ref:`float<class_float>` | :ref:`tap1_delay_ms<class_AudioEffectDelay_property_tap1_delay_ms>` | ``250.0`` |
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+---------------------------+-----------------------------------------------------------------------------+-------------+
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| :ref:`float<class_float>` | :ref:`tap1_level_db<class_AudioEffectDelay_property_tap1_level_db>` | ``-6.0`` |
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+---------------------------+-----------------------------------------------------------------------------+-------------+
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| :ref:`float<class_float>` | :ref:`tap1_pan<class_AudioEffectDelay_property_tap1_pan>` | ``0.2`` |
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+---------------------------+-----------------------------------------------------------------------------+-------------+
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| :ref:`bool<class_bool>` | :ref:`tap2_active<class_AudioEffectDelay_property_tap2_active>` | ``true`` |
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+---------------------------+-----------------------------------------------------------------------------+-------------+
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| :ref:`float<class_float>` | :ref:`tap2_delay_ms<class_AudioEffectDelay_property_tap2_delay_ms>` | ``500.0`` |
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+---------------------------+-----------------------------------------------------------------------------+-------------+
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| :ref:`float<class_float>` | :ref:`tap2_level_db<class_AudioEffectDelay_property_tap2_level_db>` | ``-12.0`` |
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+---------------------------+-----------------------------------------------------------------------------+-------------+
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| :ref:`float<class_float>` | :ref:`tap2_pan<class_AudioEffectDelay_property_tap2_pan>` | ``-0.4`` |
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+---------------------------+-----------------------------------------------------------------------------+-------------+
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.. rst-class:: classref-section-separator
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----
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.. rst-class:: classref-descriptions-group
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属性说明
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--------
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.. _class_AudioEffectDelay_property_dry:
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.. rst-class:: classref-property
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:ref:`float<class_float>` **dry** = ``1.0`` :ref:`🔗<class_AudioEffectDelay_property_dry>`
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.. rst-class:: classref-property-setget
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- |void| **set_dry**\ (\ value\: :ref:`float<class_float>`\ )
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- :ref:`float<class_float>` **get_dry**\ (\ )
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原始声音的输出百分比。为 0 时，只输出延迟的声音。取值范围为 0 到 1。
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.. rst-class:: classref-item-separator
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----
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.. _class_AudioEffectDelay_property_feedback_active:
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.. rst-class:: classref-property
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:ref:`bool<class_bool>` **feedback_active** = ``false`` :ref:`🔗<class_AudioEffectDelay_property_feedback_active>`
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.. rst-class:: classref-property-setget
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- |void| **set_feedback_active**\ (\ value\: :ref:`bool<class_bool>`\ )
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- :ref:`bool<class_bool>` **is_feedback_active**\ (\ )
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如果为 ``true``\ ，则启用反馈。
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.. rst-class:: classref-item-separator
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----
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.. _class_AudioEffectDelay_property_feedback_delay_ms:
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.. rst-class:: classref-property
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:ref:`float<class_float>` **feedback_delay_ms** = ``340.0`` :ref:`🔗<class_AudioEffectDelay_property_feedback_delay_ms>`
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.. rst-class:: classref-property-setget
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- |void| **set_feedback_delay_ms**\ (\ value\: :ref:`float<class_float>`\ )
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- :ref:`float<class_float>` **get_feedback_delay_ms**\ (\ )
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反馈延迟时间，单位为毫秒。
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.. rst-class:: classref-item-separator
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----
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.. _class_AudioEffectDelay_property_feedback_level_db:
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.. rst-class:: classref-property
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:ref:`float<class_float>` **feedback_level_db** = ``-6.0`` :ref:`🔗<class_AudioEffectDelay_property_feedback_level_db>`
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.. rst-class:: classref-property-setget
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- |void| **set_feedback_level_db**\ (\ value\: :ref:`float<class_float>`\ )
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- :ref:`float<class_float>` **get_feedback_level_db**\ (\ )
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反馈的声级。
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.. rst-class:: classref-item-separator
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----
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.. _class_AudioEffectDelay_property_feedback_lowpass:
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.. rst-class:: classref-property
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:ref:`float<class_float>` **feedback_lowpass** = ``16000.0`` :ref:`🔗<class_AudioEffectDelay_property_feedback_lowpass>`
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.. rst-class:: classref-property-setget
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- |void| **set_feedback_lowpass**\ (\ value\: :ref:`float<class_float>`\ )
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- :ref:`float<class_float>` **get_feedback_lowpass**\ (\ )
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反馈的低通滤波器，单位为 Hz。低于此值的频率会被源信号过滤掉。
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.. rst-class:: classref-item-separator
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----
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.. _class_AudioEffectDelay_property_tap1_active:
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.. rst-class:: classref-property
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:ref:`bool<class_bool>` **tap1_active** = ``true`` :ref:`🔗<class_AudioEffectDelay_property_tap1_active>`
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.. rst-class:: classref-property-setget
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- |void| **set_tap1_active**\ (\ value\: :ref:`bool<class_bool>`\ )
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- :ref:`bool<class_bool>` **is_tap1_active**\ (\ )
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如果为 ``true``\ ，将启用第一拍。
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.. rst-class:: classref-item-separator
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----
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.. _class_AudioEffectDelay_property_tap1_delay_ms:
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.. rst-class:: classref-property
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:ref:`float<class_float>` **tap1_delay_ms** = ``250.0`` :ref:`🔗<class_AudioEffectDelay_property_tap1_delay_ms>`
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.. rst-class:: classref-property-setget
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- |void| **set_tap1_delay_ms**\ (\ value\: :ref:`float<class_float>`\ )
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- :ref:`float<class_float>` **get_tap1_delay_ms**\ (\ )
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第一拍延迟时间，单位为毫秒。
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.. rst-class:: classref-item-separator
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----
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.. _class_AudioEffectDelay_property_tap1_level_db:
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.. rst-class:: classref-property
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:ref:`float<class_float>` **tap1_level_db** = ``-6.0`` :ref:`🔗<class_AudioEffectDelay_property_tap1_level_db>`
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.. rst-class:: classref-property-setget
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- |void| **set_tap1_level_db**\ (\ value\: :ref:`float<class_float>`\ )
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- :ref:`float<class_float>` **get_tap1_level_db**\ (\ )
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第一拍的声级。
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.. rst-class:: classref-item-separator
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----
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.. _class_AudioEffectDelay_property_tap1_pan:
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.. rst-class:: classref-property
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:ref:`float<class_float>` **tap1_pan** = ``0.2`` :ref:`🔗<class_AudioEffectDelay_property_tap1_pan>`
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.. rst-class:: classref-property-setget
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- |void| **set_tap1_pan**\ (\ value\: :ref:`float<class_float>`\ )
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- :ref:`float<class_float>` **get_tap1_pan**\ (\ )
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第一拍的声像位置。取值范围为 -1（完全向左）到 1（完全向右）。
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.. rst-class:: classref-item-separator
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----
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.. _class_AudioEffectDelay_property_tap2_active:
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.. rst-class:: classref-property
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:ref:`bool<class_bool>` **tap2_active** = ``true`` :ref:`🔗<class_AudioEffectDelay_property_tap2_active>`
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.. rst-class:: classref-property-setget
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- |void| **set_tap2_active**\ (\ value\: :ref:`bool<class_bool>`\ )
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- :ref:`bool<class_bool>` **is_tap2_active**\ (\ )
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如果为 ``true``\ ，将启用第二拍。
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.. rst-class:: classref-item-separator
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----
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.. _class_AudioEffectDelay_property_tap2_delay_ms:
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.. rst-class:: classref-property
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:ref:`float<class_float>` **tap2_delay_ms** = ``500.0`` :ref:`🔗<class_AudioEffectDelay_property_tap2_delay_ms>`
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.. rst-class:: classref-property-setget
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- |void| **set_tap2_delay_ms**\ (\ value\: :ref:`float<class_float>`\ )
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- :ref:`float<class_float>` **get_tap2_delay_ms**\ (\ )
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第二拍的延迟时间，单位为毫秒。
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.. rst-class:: classref-item-separator
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----
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.. _class_AudioEffectDelay_property_tap2_level_db:
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.. rst-class:: classref-property
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:ref:`float<class_float>` **tap2_level_db** = ``-12.0`` :ref:`🔗<class_AudioEffectDelay_property_tap2_level_db>`
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.. rst-class:: classref-property-setget
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- |void| **set_tap2_level_db**\ (\ value\: :ref:`float<class_float>`\ )
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- :ref:`float<class_float>` **get_tap2_level_db**\ (\ )
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第二拍的声级。
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.. rst-class:: classref-item-separator
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----
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.. _class_AudioEffectDelay_property_tap2_pan:
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.. rst-class:: classref-property
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:ref:`float<class_float>` **tap2_pan** = ``-0.4`` :ref:`🔗<class_AudioEffectDelay_property_tap2_pan>`
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.. rst-class:: classref-property-setget
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- |void| **set_tap2_pan**\ (\ value\: :ref:`float<class_float>`\ )
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- :ref:`float<class_float>` **get_tap2_pan**\ (\ )
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第二拍的声像位置。取值范围为 -1（完全向左）到 1（完全向右）。
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.. |virtual| replace:: :abbr:`virtual (本方法通常需要用户覆盖才能生效。)`
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.. |required| replace:: :abbr:`required (This method is required to be overridden when extending its base class.)`
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.. |const| replace:: :abbr:`const (本方法无副作用，不会修改该实例的任何成员变量。)`
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.. |vararg| replace:: :abbr:`vararg (本方法除了能接受在此处描述的参数外，还能够继续接受任意数量的参数。)`
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.. |constructor| replace:: :abbr:`constructor (本方法用于构造某个类型。)`
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.. |static| replace:: :abbr:`static (调用本方法无需实例，可直接使用类名进行调用。)`
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.. |operator| replace:: :abbr:`operator (本方法描述的是使用本类型作为左操作数的有效运算符。)`
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.. |bitfield| replace:: :abbr:`BitField (这个值是由下列位标志构成位掩码的整数。)`
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.. |void| replace:: :abbr:`void (无返回值。)`
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